Date: Tue, 04 Aug 1998 19:02:46 +0200 From: sthaug@nethelp.no To: mike@smith.net.au Cc: freebsd-mobile@FreeBSD.ORG, freebsd-ports@FreeBSD.ORG Subject: Re: Neomagic chipset - is it a hardware problem ? Message-ID: <27213.902250166@verdi.nethelp.no> In-Reply-To: Your message of "Tue, 04 Aug 1998 07:24:15 -0700" References: <199808041424.HAA00456@antipodes.cdrom.com>
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> > Has anyone else seen this problem ? I'm pretty much convinced that
> > it's a hardware problem now, so I'll probably return the machine
> > (second time) nearer the end of the week.
>
> I've seen similar symptoms on a Toshiba using the C&T 65555. The part
> would misbehave so badly that the X server would crash.
>
> Windows worked OK on it though; my hypothesis was just that the X
> driver wasn't doing whatever power management stuff the Windows driver
> was, and so the chip was overheating. I could be way off on that
> though; I know nothing about the C&T architecture.
I'm using an Acer Extensa 390 here, with a C&T 65555 graphics chip in
800x600 mode. It's working just fine for me - never had any problem with
X. suspend/resume works too.
In case anybody's interested, here's the -probeonly output and the config
file I use.
Steinar Haug, Nethelp consulting, sthaug@nethelp.no
----------------------------------------------------------------------
(--) SVGA: PCI: C&T 65555 rev 198, Memory @ 0x04000000
(--) SVGA: Chipset: ct65555
(--) SVGA: CHIPS: no monitor detected.
(**) SVGA: CHIPS: 2048 kB VRAM
(--) SVGA: CHIPS: DD-STN probed.
(--) SVGA: CHIPS: LCD
(--) SVGA: CHIPS: Display Size: x=800; y=600
(--) SVGA: CHIPS: Frame Buffer used.
(--) SVGA: CHIPS: Using embedded Frame Buffer.
(--) SVGA: CHIPS: Frame Accelerator Enabled.
(--) SVGA: CHIPS: PCI Bus
(--) SVGA: CHIPS: base address is set at 0x4000000.
(--) SVGA: CHIPS: Linear addressing is enabled at 0x4000000.
(**) SVGA: CHIPS: 16 bpp.
(--) SVGA: CHIPS: Internal DAC disabled.
(--) SVGA: CHIPS: using programmable clocks.
(--) SVGA: CHIPS: probed memory clock of 44999 KHz
(--) SVGA: chipset: ct65555
(**) SVGA: videoram: 2048k
(**) SVGA: Using 16 bpp, Depth 16, Color weight: 565
(--) SVGA: Maximum allowed dot-clock: 41.999 MHz
(**) SVGA: Mode "800x600": mode clock = 28.320
(**) SVGA: Mode "800x600b": mode clock = 30.150
(**) SVGA: Mode "640x480": mode clock = 25.180
(**) SVGA: Mode "320x240": mode clock = 12.590
(--) SVGA: Virtual resolution set to 800x600
(--) SVGA: SpeedUp code selection modified because virtualX != 1024
(--) SVGA: CHIPS: 1002752 bytes off-screen memory available
(--) SVGA: CHIPS: H/W cursor selected
(--) SVGA: CHIPS: SpeedUps selected (Flags=0xF)
(--) SVGA: CHIPS: Memory mapped I/O selected
----------------------------------------------------------------------
Section "Files"
RgbPath "/usr/X11R6/lib/X11/rgb"
FontPath "/usr/X11R6/lib/X11/fonts/misc:unscaled"
FontPath "/usr/X11R6/lib/X11/fonts/75dpi:unscaled"
FontPath "/usr/X11R6/lib/X11/fonts/100dpi:unscaled"
FontPath "/usr/X11R6/lib/X11/fonts/Type1"
FontPath "/usr/X11R6/lib/X11/fonts/Speedo"
FontPath "/usr/X11R6/lib/X11/fonts/misc"
FontPath "/usr/X11R6/lib/X11/fonts/75dpi"
FontPath "/usr/X11R6/lib/X11/fonts/100dpi"
EndSection
Section "ServerFlags"
EndSection
Section "Keyboard"
Protocol "Standard"
XkbRules "xfree86"
XkbModel "pc101"
XkbLayout "us"
EndSection
Section "Pointer"
Protocol "PS/2"
Device "/dev/mouse"
EndSection
Section "Monitor"
Identifier "Primary Monitor"
VendorName "Unknown"
ModelName "Unknown"
HorizSync 28-70
VertRefresh 45-80
Modeline "640x480" 25.18 640 664 760 800 480 491 493 525
Modeline "320x240" 12.59 320 336 384 400 240 245 246 262 doublescan
Modeline "800x600" 28.32 800 808 848 936 600 600 604 628
Modeline "800x600b" 30.150 800 896 960 1056 600 600 604 628
EndSection
Section "Device"
Identifier "Primary Card"
VendorName "Unknown"
BoardName "Chips & Technologies CT65550"
videoram 2048
EndSection
Section "Screen"
Driver "SVGA"
Device "Primary Card"
Monitor "Primary Monitor"
DefaultColorDepth 8
SubSection "Display"
Depth 8
Modes "800x600" "800x600b" "640x480" "320x240"
EndSubSection
SubSection "Display"
Depth 15
Modes "800x600" "800x600b" "640x480" "320x240"
EndSubSection
SubSection "Display"
Depth 16
Modes "800x600" "800x600b" "640x480" "320x240"
EndSubSection
SubSection "Display"
Depth 24
Modes "640x480" "320x240"
EndSubSection
SubSection "Display"
Depth 32
Modes "640x480" "320x240"
EndSubSection
EndSection
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